Home / 28,685,469.08-43,040,910.06-15,035,371.44

Finding the Fourth Proportional to 28,685,469.08, 43,040,910.06 and 15,035,371.44

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Solution

The fourth proportional to 28,685,469.08, 43,040,910.06 and 15,035,371.44 is: 22,559,717.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,685,469.08 : 43,040,910.06 = 15,035,371.44 : x
  2. Step 2: Convert to fraction form
    28,685,469.08/43,040,910.06 = 15,035,371.44/x
  3. Step 3: Cross multiply
    28,685,469.08x = 43,040,910.06 × 15,035,371.44
  4. Step 4: Simplify right side
    28,685,469.08x = 647,136,069,867,732.75
  5. Step 5: Solve for x
    x = 647,136,069,867,732.75/28,685,469.08
  6. Step 6: Final answer
    x = 22,559,717.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.